Having studied for five years under top Chinese professors, he now co-writes learned papers on Eastern medicine in Mandarin, drawing on a deep knowledge of ancient Chinese philosophy and cosmology.

ECONOMIST: The Greeks and the Chinese

Drawing on the meditative traditions of Buddhism and Taoism, combined with deep-breathing and martial-arts exercises, it may seem somewhat cranky to non-adherents, and no doubt it has attracted its share of charlatans and crooks.

ECONOMIST: Worried in Beijing